O and M 2022-23 Pappireddipatti TP

Amount

Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.For 150 MM DI K7 Pipes

Supplying and filling in foundation, basement, etc with filling sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and conveying of following sizes of DI Socket / Spikot pipes to site confirming to specifications as per IS 8329:2000 for standard length including cost of pipe, testing charges at factory, labour charges for loading unloading and stacking at site (per TWAD SR P-47) 150 MM DI K7 Pipes

Lowering of DI pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD officers (per TWAD SR P-195) 150 MM DI K7 Pipes

Testing of pipes for water supply with hydraulic testing equipment by filling with water (including cost of water) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes. TWAD SOR P.No.270 150 MM DI K7 Pipes

Jointing DI S/S pipes and specials with rubber gaskets (tyton joints) including cost of lubricants, testing to the required pressure with water (including cost of jinting materials) (per TWAD SR P-198) 150 MM DI K7 Pipes

Supplying and delivery of following DI specials at site of work for pipeline works as per 9523/2000 from 100 mm to 200 mm vide separate sheet enclosed. (per TWAD SR P-52)

Supply and delivery of CI D/F Sluice valves with cap along with specials of the following sizes confirming to IS 14846/2000 (PN1.6)excluding flanged tail piece and other specials as required, loading, unloading, transportation charges and stacking and jointing Excluding cost of jointing materials etc. complete. 150MM CI Sluice Valve (per TWAD SR P-65)

150 mm Single chamber Air release valve in 150 mm DI main (per TWAD SR P-70)

150 mm Non Return Valve (per TWAD SR P-71)

STR&Co